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发明名称
VORRICHTUNG GEGEN DAS EINDRINGEN VON FREMDKÖRPERN IN EINEN SCHALLWANDLER.
摘要
申请公布号
AT108051(T)
申请公布日期
1994.07.15
申请号
AT19900118347T
申请日期
1990.09.24
申请人
SIEMENS AUDIOLOGISCHE TECHNIK GMBH
发明人
WEISS, HANS-JOACHIM;HAERTL, CHRISTOF;WAGNER, JUERGEN
分类号
H04R25/00;(IPC1-7):H04R25/02
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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